X/OPEN portability guide.

Bibliographic Details
Corporate Author:	X/Open Group
Format:	Book
Language:	English
Published:	Amsterdam : Elsevier Science Publishers B.V., [1985]
Subjects:	Software compatibility > Handbooks, manuals, etc. Computer programming > Handbooks, manuals, etc.

Description
Physical Description:	1 volume (loose-leaf) : illustrations ; 25 cm.
ISBN:	0444878394